FiiO S15 is a cutting-edge universal media streamer tailored for home environments, combining the functions of a decoder, preamplifier, and network player. It is equipped with the sophisticated AKM chipset, including the AK4191 and AK4499EX, ensuring outstanding precision in signal conversion. The use of DWA Routing technology effectively reduces noise and improves playback quality, maintaining the authenticity and clarity of the audio.
This media streamer boasts a sizable 7.84-inch touchscreen, utilizing a premium automotive-grade display. Running on Android 12, it offers an intuitive interface that streamlines device control and playback settings. The device is compatible with various streaming services, including Roon Ready, DLNA, and AirPlay, and it also supports playback from local sources such as NAS, microSD cards, and external USB drives.
The model is equipped with dual Accusilicon crystal oscillators that feature ultra-low phase noise, effectively reducing signal distortion. For audiophiles, it boasts a fully balanced analog architecture utilizing OPA1612 operational amplifiers, ensuring precise sound dynamics reproduction. Additionally, a robust low-noise linear power supply with ELNA capacitors guarantees stable performance even during extended use.
Constructed from metal, the device’s chassis enhances its resistance to vibrations. With a standard width of 430 mm, it can seamlessly integrate into an existing audio setup, offering a cohesive aesthetic. This design is ideal for both home environments and the establishment of a high-end audio system in a living space.
FiiO S15 – AK4499EX Streamer
The device incorporates physical barriers between the digital, analog, and power sections, effectively preventing interference and maintaining sound dynamics. It features separate power supplies for digital and analog circuits, along with a multi-stage analog power supply that employs LDO regulators, ensuring stable and clean power delivery to all components.
The media streamer is equipped with an advanced display system tailored for horizontal screens. Its user interface is designed for ease of use, allowing control through a touchscreen, Bluetooth remote, or dedicated app. A unique version of the FiiO Music app enhances the experience with visual elements like VU meters and quick access to playback options. Users can personalize the main screen to suit their preferences for added convenience.
With HDMI 2.0 support, including HDMI ARC, this device seamlessly integrates into any audio-visual setup. It supports output sampling rates of up to 192 kHz/24 bit, making it an excellent option for home theater enthusiasts.
Additionally, the FiiO S15 includes a 10-band parametric equalizer, enabling users to adjust the frequency response to their liking or replicate the sound characteristics of other audio devices. This feature is accessible in all operating modes, providing extensive sound customization options.
FiiO S15 Specifications:
General parameters
- Model: S15
- Operating modes: Android, Pure Music, USB DAC, Bluetooth reception, HDMI ARC, AES Decoding, Roon Ready
- Color: Black/Silver
- Dimensions: 430 x 274.5 x 89.5 mm
- Display: 7.84 inches (400 x 1280), frameless
- Processor: Qualcomm Snapdragon 660
- DAC: AK4191 + AK4499EX
- USB decoder: XMOS XU316
- Bluetooth: QCC5125
- Weight: about 5.647 kg
- RAM: 4 GB
- Built-in memory: 64 GB (~46 GB available)
- Memory support: microSD up to 2TB, M.2 SSD from 2TB
- Channel balance: L20~R20 (0.5dB step)
Management and ports
- Controls: Encoder with volume control, output selection and on/off switch
- Grounding: Grounding terminal M6x23mm
- Balanced Line Out: 2 XLR3 ports
- Digital Optical Input: 1 Optical port
- Digital Coaxial Input: 1 RCA port
- AES input: XLR3 balanced port
- Trigger Port: 3.5mm standard headphone output
- USB: Type-C USB 3.0 and USB A*2 (for data transfer)
- HDMI: HDMI IN, HDMI OUT (ARC)
- Ethernet: 100 Mbps Ethernet port
- I2S: HDMI output port I2S
Network and wireless features:
- Wi-Fi: 2.4GHz/5GHz, DLNA, AirPlay, Roon Ready, Wi-Fi Song Streaming
- Bluetooth: Version 5.0, support SBC, AAC, aptX, aptX HD, LDAC, LHDC
Bluetooth settings:
- Reception: SBC, AAC, aptX, aptX LL, aptX HD, aptX Adaptive, LDAC
- Transmission: SBC, AAC, aptX HD, LDAC, LHDC
HDMI parameters:
- Input: Support audio decoding
- Output: Support HDMI ARC function
Equalizer parameters:
- 10-band dynamic equalizer (±12dB)
- Built-in 8 equalizer presets
Operating modes:
- Supports USB DAC, device navigation, Wi-Fi/Bluetooth control
Maximum supported sampling rate:
- USB: PCM up to 768 kHz/32 bit, DSD512
- Coaxial input: PCM up to 384 kHz/24 bit, DSD128 (DoP)
- Optical input: PCM up to 192 kHz/24 bit
- HDMI input: PCM up to 192 kHz/24 bit
- AES input: PCM up to 384 kHz/24 bit, DSD128 (DoP)
Updates and interfaces:
- Firmware: Local and OTA update via microSD
- Screen: Support double tap to wake up
Nutrition:
- Power supply: 110-120V/220-240V, 50/60Hz
Audio parameters:
XLR (balanced output):
- THD+N: < 0.0002%
- SNR: 131 dB
- Crosstalk: -117 dB
- Noise level: < 2.5 µV
- Frequency range: 20 Hz – 20 kHz (attenuation ± 0.2 dB)
RCA (unbalanced output):
- THD+N: < 0.00026%
- SNR: 128 dB
- Crosstalk: -112 dB
- Noise level: < 4.5 µV
- Frequency range: 20 Hz – 20 kHz (attenuation ± 0.2 dB)
Output levels:
- XLR: 9.8V RMS
- RCA: 4.9 V RMS
Dimensions:
- Dimensions: 430 x 274.5 x 89.5 mm
- Weight: 5.647 kg
Price: $930
